76. Minimum Window Substring[H]

https://leetcode.com/problems/minimum-window-substring/

Description

Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n).

Example:

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Input: S = "ADOBECODEBANC", T = "ABC"
Output: "BANC"

Note:

  • If there is no such window in S that covers all characters in T, return the empty string "".
  • If there is such window, you are guaranteed that there will always be only one unique minimum window in S.

Solution

https://leetcode.com/problems/minimum-window-substring/solution/

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